Perhaps you should try some spelling variations:
personal communication » interpersonal communication
le developpement » de developpement, sme development
rheologie die » theologie die, rheologie des, archaologie die
die variation » de variation, does variation, der variation
variation 4 » variations 4, variation _, variation 6
des afrique » en afrique, de l'afrique
2 personal » 1 personal, 4 personal
a le » a les, a la, a l

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: rheologie die variation 4 2 personal communication a le developpement des afrique.*.